Granted Patent
Utility
US 5,857,641 · App. 08/868,169
Winding core having integral entangling mechanism
Inventor:
Vonnie L. Goode
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Jun 3, 1997
Inventor
Vonnie L. Goode
Assignee (at issue)
Kimberly-Clark Worldwide, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.